2.3 Earthquake Hazards and Safety



Vocabulary


Liquefacation: Occurs when an earthquake's violent shaking suddenly turns loose, soft, soil into liquid mud.
Aftershock: An earthquake ttthat occurs afteer a larger earthquake in the same area.
Tsunamis: If thte earthquake iis strong enough, the wateer displacd by the quake forms lrge waves
Base isolated Building: A building designed to reduce the amount of energy that reaches the bulding during an eaarthquake.

Outline


How Earthquakes Cause Damage

    • The severe shaking produced by seismic waves can damage or destroy buildings and bridges, topple utility poles, and fracture gas and water mains.
  • Local Soil Conditions
  • Liquefaction
  • Aftershocks
  • Tsunamis

Making Buildings Safer

  • Choice of Location
  • Construction Methods

Protecting Yourself During an Earthquake


Diagram


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